body{
    background-color: #f8f8f8;
    width: 100%;
}
.head{
    background-color: #1d1d1d;
    position: absolute;
}
.banner{
    height: 300px;
    background-color: #ccc;
    position: relative;
    z-index: 0;
}

.one{
    position: absolute !important;
    height: 310px !important;
    z-index: 1 !important;
    background: transparent !important;
    background-color: #1d1d1d !important;
}

.headtext{
    padding-top: 100px;
    width: 100%;
    height: 100%;
    color: #fff;
    position: absolute;
    text-align: center;
    z-index: 2;
}
.headtext .headtitle{
    font-size: 36px;
    line-height: 40px;
}
.headtext p{
    line-height: 30px;
}
.title{
    margin-top: 35px;
    font-size: 16px;
    font-weight: bolder;
    position: relative;
}
.title::after{
    content: '';
    position: absolute;
    width: 14px;
    height: 4px;
    background-color: #3b88f0;
    left: 0;
    top: 22px;
}
.title span{
    color: #9999a5;
    font-size: 14px;
    margin-left: 5px;
}
.contentbox{
    min-width: 1200px;
}
.content{
    width: 1100px;
    height: 345px;
    margin-top: 10px;
}
.content li{
    width: 355px;
    height: 100%;
    border: 1px solid #ccc;
    margin-left: 8px;
}
.content img{
    width: 335px;
    padding: 10px;
}
.contenttext{
    width: 335px;
    padding: 10px;
}
.contenttext .conttitle{
    font-size: 16px;
    color: #181818;
    line-height: 30px;
}
.contenttext p{
    color: #666666;
    font-size: 12px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4;
    overflow: hidden;
    line-height: 20px;
}
.contenttext .details a{
    line-height: 40px;
    color: #3b88f0;
}
.morefirend{
    width: 1100px;
    height: 400px;
    margin-top: 10px;
}
.morefirend li{
    width: 345px;
    height: 120px;
    background-color: #fff;
    margin: 0 20px 20px 0;
    position: relative;
}
.morefirend li img{
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    margin: auto;
}
.right-aside{
    height: 140px;
    width: 60px;
    position: absolute;
    top: 500px;
    left: 50%;
    margin-left: 600px;
}
.right-aside li{
    margin-top: 10px;
    position: relative;
}
.right-aside .active::before{
    width: 10px;
    height: 3px;
    content: '';
    display: block;
    background-color: #3b88f0;
    position: absolute;
    top: 10px;
    left: -12px;
}
.position{
    position: fixed;
    transition: all 1s;
    top: 200px;
}